Ozone Layer & Depletion - Science Lesson for High School to Celebrate World Ozone Day by Slidesgo.pptx

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1. World Ozone Day Ozone Layer & Depletion Science Lesson for High School to Celebrate Here is where your presentation begins

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3. 01 You can describe the topic of the section here 02 You can describe the topic of the section here 03 You can describe the topic of the section here 04 You can describe the topic of the section here T able of contents Ozone layer Depletion The date Consequences

4. Introduction You can give a brief description of the topic you want to talk about here. For example, if you want to talk about Mercury, you can say that it’s the smallest planet in the entire Solar System

5. Ozone layer You can enter a subtitle here if you need it 01

6. What is the ozone layer? Do you know what helps you make your point clear? Lists like this one: They’re simple You can organize your ideas You’ll never forget to buy milk! And the most important thing: the audience won’t miss the point of your presentation

7. L ayers of the atmosphere Exosphere Despite being red, Mars is actually a cold place Jupiter was named after a Roman god Venus is extremely hot, even more than Mercury Neptune is very far away from the Sun Saturn is a gas giant with several rings Thermosphere Troposphere Stratosphere Mesosphere

8. Antarctic ozone hole evolution Venus has a beautiful name and is the second planet from the Sun. It’s terribly hot, even hotter than Mercury, and its atmosphere is extremely poisonous From 3.3 M km 2 to 24.8 M km 2 Follow the link in the graph to modify its data and then paste the new one here. For more info, click here

9. Venus is the second planet from the Sun Venus How the ozone layer is damaged 01 02 It’s the biggest planet in the Solar System Jupiter 03 Despite being red, Mars is a cold place Mars 04 Saturn is a gas giant and has several rings Saturn

10. 5% Venus has a beautiful name and is the second planet from the Sun 8 0% Despite being red, Mars is actually a cold place. It’s full of iron oxide dust 4% Mercury is the closest planet to the Sun and the smallest one Annual ozone losses since 1980 Middle latitudes Australia Antarctica

11. UV radiation Mars is a cold planet Venus is a hot planet Jupiter is a gas giant Saturn is the ringed planet Ozone depletion causes Less clouds Pollutants Cold climate

12. N atural A rtificial Mercury is the closest planet to the Sun and the smallest one in the Solar System—it’s only a bit larger than the Moon Venus has a beautiful name and is the second planet from the Sun. It’s hot and has a poisonous atmosphere Ozone depletion sources

13. 24.8 M km 2 Size of the ozone hole over the Arctic in 2020

14. C arbon dioxide Mercury is the closest planet to the Sun and the smallest one in the Solar System Venus has a beautiful name and is the second planet from the Sun Despite being red, Mars is actually a cold place. It’s full of iron oxide dust M ost common greenhouse gases N itrous oxide M ethane CH 4 N 2 O CO 2

15. 9h 55m 23s Jupiter's rotation period 333,000 The Sun’s mass compared to Earth’s 386,000 km Distance between Earth and the Moon

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17. —Someone Famous “This is a quote, words full of wisdom that someone important said and can make the reader get inspired.”

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19. Ozone depletion effects Mercury is very small Venus is very hot Mars is a cold planet Jupiter is a gas giant Saturn has beautiful rings Neptune is far away from us Increased UV Skin diseases Cataracts Toxicity Vitamin D Others

20. This can be the part of the presentation where you share an interesting anecdote WHOA!

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22. Ozone depleting substances Substance Origin Properties CFCs Jupiter is big Jupiter is the biggest planet in the Solar System Carbon tetrachloride Mars is a cold planet Despite being red, Mars is actually a cold place Halons We all live on Earth Earth is the only planet that harbors life Methyl chloroform Venus is very hot Venus is extremely hot, even more than Mercury Methyl bromide Mercury is small Mercury is the closest planet to the Sun

23. Saturn is a gas giant and has several rings. It's composed mostly of hydrogen and helium. It was named after the Roman god of wealth and agriculture Global methane emissions Human activity 66% 34% Natural origin Venus has a beautiful name and is the second planet from the Sun. It’s hot, even hotter than Mercury, and its atmosphere is extremely poisonous Follow the link in the graph to modify its data and then paste the new one here. For more info, click here

24. Montreal protocol Mercury is the closest planet to the Sun Term 1 Term 2 Term 3 Main deals Venus is the second planet from the Sun Earth is the third planet from the Sun Despite being red, Mars is very cold Jupiter is the biggest planet of them all

25. Consumption of depleting substances Follow the link in the graph to modify its data and then paste the new one here. For more info, click here Venus has a beautiful name Maximum Mars is full of iron oxide dust Minimum 1% 100 %

26. Consumption of these substances map Mercury is the closest planet to the Sun China Venus has extremely high temperatures Saudi Arabia Jupiter is the biggest planet of them all Brazil

27. I nternational actions Venus is the second planet from the Sun Montreal protocol 1985 1989 Saturn is a gas giant with several rings Copenhagen p rotocol Mercury is the closest planet to the Sun Vienna convention Jupiter is the biggest planet of them all London amendment 1990 2009

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29. 09:00 Venus Venus is the second planet from the Sun 11:00 Earth Earth is the third planet from the Sun 13:00 Lunch Mercury is the closest planet to the Sun 15:00 Jupiter Jupiter doesn’t have a solid surface 07:00 Saturn Saturn was named after a Roman god C elebration timetable 16 Sept

30. F uture's expectations Despite being red, Mars is a cold place 2025 Earth is the only planet known to harbor life 2030 Jupiter is the biggest planet in the Solar System 2040 Neptune is the farthest planet from the Sun 2050

31. Activity 1 How is the ozone layer formed? O 2 → O 3 O 3 → O + O 2 O + O 2 → O 3 2O 3 → 2O 2 + O Put the check mark on the correct answer:

32. Activity 2 Which of these situations does not protect the ozone layer? Put the cross mark on the incorrect answers: Avoiding using products that contain CFCs Buying local goods to reduce transportation Ensure air conditioners are leak-free Using more insecticides on crops

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